Simple Machines

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to push or pull in a more efficient way.

Front

What are the six types of simple machines?

Back

The six types of simple machines are lever, wheel and axle, pulley, inclined plane, screw, and wedge.

Front

What is a lever?

Back

A lever is a simple machine that consists of a bar that pivots on a fixed point called a fulcrum.

Front

What is a wheel and axle?

Back

A wheel and axle is a simple machine made of a larger wheel attached to a smaller axle, allowing them to turn together.

Front

What is a pulley?

Back

A pulley is a simple machine that uses a wheel and a rope to lift heavy objects.

Front

What is an inclined plane?

Back

An inclined plane is a flat surface that is tilted at an angle to help raise or lower objects.

Front

What is a screw?

Back

A screw is a simple machine that is an inclined plane wrapped around a cylinder, used to hold things together or lift objects.

Front

What is a wedge?

Back

A wedge is a simple machine that is a piece of material with a sharp edge, used to split or cut objects apart.

Front

How does a wheelbarrow work?

Back

A wheelbarrow uses a wheel and axle to make it easier to carry heavy loads.

Front

How does a lid on a jar work?

Back

A lid on a jar acts as a screw, allowing us to twist it on and off to open or close the jar.